# PayPerQ, pay as you go, Pay per request with L402, POST /api/hunter/email-verifier: Email verification API

> Verify an email address for deliverability. Returns status (valid, invalid, risky, unknown), SMTP check results, and mail server details.

PayPerQ's email verification API on its Pay per request with L402 plan. It costs $34.50 per 1,000 emails. It returns 1 of the 6 key fields we check: Deliverability.
The median plan costs $2.196 per 1,000. This plan costs less than 4% of the 1,671 priced plans.
The cheapest plan is [treg, top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt), at $0.00 per 1,000.

- This page: https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-hunter-email-verifier
- Get it: https://ppq.ai/api-docs
- Its API docs: https://ppq.ai/data-providers
- Sold by: PayPerQ (https://ppq.ai)
- Checked: 2026-10-22

## In the answer

- Completeness: 17%
- Deliverability: ✓

## Price

- $ per 1,000: $34.50
- Billing: pay as you go

## Aggregators

- Aggregators: none

## Charges

- Per: call
- Also pays for: nothing else

## In their words

- Their pitch: Verify an email address for deliverability. Returns status (valid, invalid, risky, unknown), SMTP check results, and mail server details.

## Data

- Keep data: no limit
- Use data: You may access and utilize our Services as long as you adhere to these Terms and all applicable laws. You must also follow PPQ.AI's policies, including our Sharing & Publication Policy, Usage Policies, and any other guidelines we provide. [...] You are prohibited from engaging in any activities that are illegal, harmful, or abusive while using our Services. Specifically, you may not: Infringe upon or violate the rights of others. Modify, copy, sell, lease, or distribute any part of our Services. Attempt to reverse engineer, decompile, or extract source code or underlying components. Use automated methods to collect data or generate output, such as for training other AI models. Misrepresent AI-generated content as being created by a human. Bypass security measures, rate limits, or protections implemented in our Services. [...] You acknowledge that: Output should not be used as a sole source of factual information. You must review and validate Output for accuracy before using or sharing it. Output should not be used to make significant decisions affecting individuals (e.g., employment, credit, or legal matters). [...] You must comply with applicable trade and export laws. Our Services cannot be used in embargoed regions or by restricted individuals.

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email
- Method: POST
- Path: /api/hunter/email-verifier

## About the plan

- Plan: Pay per request with L402
- Who can get it: anyone at least 13 years old or of their country's minimum age (under 18 with a parent's or guardian's consent), not in an embargoed region or a restricted individual, paying each request's Lightning invoice with no account or API key

## The 5 fields the plan's answer can hold

status, SMTP check passed, SMTP server reachable, SMTP check blocked, MX found

## PayPerQ's plans (2)

- [PayPerQ, pay as you go, Pay per request with L402, POST /api/hunter/email-verifier](https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-hunter-email-verifier/llms.txt): $34.50 per 1,000, 17% complete
- [PayPerQ, top-up, Credit balance, POST /api/hunter/email-verifier](https://datacircle.dev/validate-email-apis/payperq/top-up-credit-balance-post-api-hunter-email-verifier/llms.txt): $34.50 per 1,000, 17% complete

## PayPerQ's calls (2)

- `POST /api/hunter/email-verifier`: [PayPerQ, pay as you go, Pay per request with L402, POST /api/hunter/email-verifier](https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-hunter-email-verifier/llms.txt)
- `POST /api/minerva/validate-emails`: [PayPerQ, pay as you go, Pay per request with L402, POST /api/minerva/validate-emails](https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-minerva-validate-emails/llms.txt)

## PayPerQ's APIs (8)

- [PayPerQ: company discovery API pricing, 2 plans](https://datacircle.dev/company-discovery-apis/payperq/pay-as-you-go/llms.txt)
- [PayPerQ: email finder API pricing, 2 plans](https://datacircle.dev/find-email-apis/payperq/pay-as-you-go/llms.txt)
- [PayPerQ: phone finder API pricing, 2 plans](https://datacircle.dev/find-phone-apis/payperq/pay-as-you-go/llms.txt)
- [PayPerQ: people search API pricing, 2 plans](https://datacircle.dev/people-search-apis/payperq/pay-as-you-go/llms.txt)
- [PayPerQ: reverse email lookup API pricing, 2 plans](https://datacircle.dev/reverse-email-lookup-apis/payperq/pay-as-you-go/llms.txt)
- [PayPerQ: company enrichment API pricing, 2 plans, POST /api/companyenrich/org-enrich](https://datacircle.dev/company-enrichment-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-companyenrich-org-enrich/llms.txt)
- [PayPerQ: company enrichment API pricing, 2 plans, POST /api/companyenrich/properties-enrich](https://datacircle.dev/company-enrichment-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-companyenrich-properties-enrich/llms.txt)
- [PayPerQ: email verification API pricing, 2 plans, POST /api/hunter/email-verifier](https://datacircle.dev/validate-email-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-hunter-email-verifier/llms.txt)
- [PayPerQ: LinkedIn profile API pricing, 2 plans, POST /api/minerva/enrich](https://datacircle.dev/linkedin-profile-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-minerva-enrich/llms.txt)
- [PayPerQ: LinkedIn profile API pricing, 2 plans, POST /api/pdl/people-enrich](https://datacircle.dev/linkedin-profile-apis/payperq/pay-as-you-go-pay-per-request-with-l402-post-api-pdl-people-enrich/llms.txt)

## PayPerQ: email verification API alternatives

- [StableEnrich, pay as you go](https://datacircle.dev/validate-email-apis/stableenrich/pay-as-you-go/llms.txt): $30.00 per 1,000, 50% complete
- [AnyAPI, top-up from $10, Manual top-up, POST /v1/run/email_verification.zerobounce](https://datacircle.dev/validate-email-apis/anyapi/top-up-from-10-manual-top-up-post-v1-run-email-verification-zerobounce/llms.txt): $33.60 per 1,000, 83% complete
- [Dropcontact, €120 monthly](https://datacircle.dev/validate-email-apis/dropcontact/120-monthly/llms.txt): $33.759 per 1,000, 33% complete, live
- [TrekMail, $42 yearly, Starter, POST /verify/bulk, Create a bulk job (quick)](https://datacircle.dev/validate-email-apis/trekmail/42-yearly-starter-post-verify-bulk-create-a-bulk-job-quick/llms.txt): $35.00 per 1,000, 50% complete, live
- [Scrupp, $35 pack](https://datacircle.dev/validate-email-apis/scrupp/35-pack/llms.txt): $35.00 per 1,000, 33% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-22.

- https://api.ppq.ai/v1/data/endpoints
- https://ppq.ai
- https://ppq.ai/api-docs
- https://ppq.ai/data-providers
- https://ppq.ai/llms.txt
- https://ppq.ai/pricing
- https://ppq.ai/terms